Question

A car starts from rest and accelerates to 14 m/s in 2 seconds. What was its acceleration

Answer 1

7m/s^2

Step-by-step explanation:

using v=u+at

since the car started from rest, u=0 , v=14m/s t=2s

a =acceleration.

14=0+a×2

14=0+2a

14=2a

a= 14/2 =7

a=7m/s^2